Chiang Mai to Boulogne-Billancourt: time difference
Boulogne-Billancourt is 5 h behind Chiang Mai. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇫🇷 Boulogne-Billancourt, France
37
- Central European Summer Time
- UTC+2
- Night
☀️ 08:13 · 🌙 19:02 · 10 h 49 min
−5 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chiang Mai 08:21 8:21 AM Boulogne-Billancourt 03:21 3:21 AM You –:–
08:21 8:21 AM
Indochina Time · UTC+7
☀️ 06:19 · 🌙 18:02
03:21 3:21 AM
Central European Summer Time · UTC+2
☀️ 08:13 · 🌙 19:02
·
−5 h
Boulogne-Billancourt is 5 h behind Chiang Mai.
When you, Chiang Mai and Boulogne-Billancourt are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇭 Chiang Mai
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇫🇷 Boulogne-Billancourt
19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Chiang Mai | 🇫🇷 Boulogne-Billancourt |
|---|---|---|
| Local time | 08:21 | 03:21 |
| Local date | Friday, October 16, 2026 | Friday, October 16, 2026 |
| Time zone | Indochina Time | Central European Summer Time |
| UTC offset | UTC+7 | UTC+2 |
| Offset from Chiang Mai | — | −5 h |
| IANA zone | Asia/Bangkok | Europe/Paris |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 06:19 | 08:13 |
| Sunset | 18:02 | 19:02 |
| Daylight | 11 h 43 min | 10 h 49 min |
| People on this clock | 127,240 | 119,808 |
Compare Chiang Mai with another city
More comparisons with Chiang Mai: the time zones next to it and the far side of the clock.
Big time differences
Chiang Mai and Boulogne-Billancourt: common questions
How many hours behind Chiang Mai is Boulogne-Billancourt?
The clocks in Boulogne-Billancourt are 5 hours behind those in Chiang Mai (UTC+2 and UTC+7).
What time is it in Boulogne-Billancourt at the start of the working day in Chiang Mai?
The working day in Chiang Mai starts at 9:00 AM; in Boulogne-Billancourt it is 4:00 AM at that moment.
If it is 6:00 PM in Chiang Mai, what time is it in Boulogne-Billancourt?
At 6:00 PM in Chiang Mai, clocks in Boulogne-Billancourt show 1:00 PM.
When do working hours in Chiang Mai and in Boulogne-Billancourt overlap?
Working hours (9:00 AM–6:00 PM) overlap from 2:00 PM to 6:00 PM in Chiang Mai, which is 9:00 AM to 1:00 PM in Boulogne-Billancourt.
Until what time in Chiang Mai is it still yesterday in Boulogne-Billancourt?
Before 5:00 AM in Chiang Mai, the date in Boulogne-Billancourt has not changed yet. From 7:00 PM in Boulogne-Billancourt, it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Boulogne-Billancourt the same all year?
No. Only Boulogne-Billancourt switches to summer time, so the gap changes twice a year. From October 25, 2026, Boulogne-Billancourt will be 6 hours behind Chiang Mai.
